Event between 14KC102 and star GA0780:07127391 with event index number of 281225
Geocentric closest approach at 2020/07/15 04:48:46 UTC
J2000 position of star is 17:38:58.5 -10:41:24
Equinox of date position of star is 17:40:05.7 -10:42:00
Stellar brightness G=16.9,
use SENSEUP=128
Star is 142 degrees from the moon.
Moon is 29% illuminated.
TNO apparent brightness V=24.8
[RECON map]
TNO is 30.0 AU from the Sun
and 29.1 AU from the Earth.
The TNO is moving 20.1
km/sec on the sky relative to the star, or,
3.4 arcsec/hr.
The 1-sigma error in the time of the event is 238 seconds.
The 1-sigma cross-track error in the shadow position is
1218 km.
The sky-plane scale is
21106.1 km/arcsec.
The TNO has an absolute magnitude Hv=10.0
Diameter=226.0 km assuming a 5% albedo -- 3.0 sec chord
Diameter=92.2 km assuming a 30% albedo -- 1.2 sec chord
Dynamical classification is 3:2E
Star training set for 14KC102, (2020/07/15 04:49UT) Object RA Dec mag sep mel Antares 16:30:40.2 -26:28:33 0.9 22.74 156 35Eta Oph 17:11:33.5 -15:44:56 2.6 8.59 150 PPM 233365 17:39:17.9 -10:56:13 5.7 0.31 142 PPM 233403 17:40:36.7 -11:16:37 8.4 0.59 142 PPM 233397 17:40:28.5 -10:42:40 9.2 0.09 142 14KC102 17:40:06.9 -10:42:01 16.9 142 Positions are for equinox of date
This table contains the target star visibility for the RECON
network. The observing range has been set to a maximum of
3.8 sigma about the mid-time.
The median site spacing is 17.6 km
RECON observability=0.4 and success probability=1.2%
| Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
| Clarence Fulton | 04:49:15 | -6.5 | NT | Down | 27.0 | 159.8 | Low | 04:34:15 - 05:04:15 | 4591 |
| Kelowna | 04:49:16 | -6.7 | NT | Down | 27.3 | 159.6 | Low | 04:34:16 - 05:04:16 | 4572 |
| Peachland | 04:49:17 | -6.7 | NT | Down | 27.4 | 159.2 | Low | 04:34:17 - 05:04:17 | 4568 |
| Summerland | 04:49:16 | -6.8 | NT | Down | 27.5 | 159.3 | Low | 04:34:16 - 05:04:16 | 4560 |
| Penticton | 04:49:16 | -6.9 | NT | Down | 27.6 | 159.4 | Low | 04:34:16 - 05:04:16 | 4556 |
| Oliver | 04:49:17 | -7.2 | NT | Down | 28.0 | 159.4 | Low | 04:34:17 - 05:04:17 | 4537 |
| Anarchist Mountain Observatory | 04:49:17 | -7.4 | NT | Down | 28.2 | 159.5 | Low | 04:34:17 - 05:04:17 | 4528 |
| Victoria | 04:49:31 | -5.8 | CT | Down | 27.6 | 155.1 | Low | 04:34:31 - 05:04:31 | 4518 |
| Tonasket | 04:49:18 | -7.6 | NT | Down | 28.4 | 159.4 | Low | 04:34:18 - 05:04:18 | 4511 |
| Okanogan | 04:49:18 | -7.7 | NT | Down | 28.7 | 159.2 | Low | 04:34:18 - 05:04:18 | 4494 |
| Brewster | 04:49:20 | -7.8 | NT | Down | 28.9 | 158.9 | Low | 04:34:20 - 05:04:20 | 4480 |
| Manson/Chelan | 04:49:21 | -7.8 | NT | Down | 29.0 | 158.5 | Low | 04:34:21 - 05:04:21 | 4470 |
| Entiat | 04:49:22 | -7.9 | NT | Down | 29.2 | 158.4 | Low | 04:34:22 - 05:04:22 | 4458 |
| Wenatchee | 04:49:23 | -8.1 | NT | Down | 29.4 | 158.2 | Low | 04:34:23 - 05:04:23 | 4445 |
| Ellensburg | 04:49:24 | -8.2 | NT | Down | 29.8 | 157.9 | Low | 04:34:24 - 05:04:24 | 4423 |
| Yakima | 04:49:24 | -8.5 | NT | Down | 30.1 | 157.8 | Up | 04:34:24 - 05:04:24 | 4400 |
| Toppenish/White Swan | 04:49:25 | -8.7 | NT | Down | 30.4 | 157.9 | Up | 04:34:25 - 05:04:25 | 4387 |
| Pasco | 04:49:20 | -9.4 | NT | Down | 30.8 | 159.3 | Up | 04:34:20 - 05:04:20 | 4373 |
| PNWRO | 04:49:20 | -9.7 | NT | Down | 31.1 | 159.5 | Up | 04:34:20 - 05:04:20 | 4358 |
| Goldendale | 04:49:28 | -8.9 | NT | Down | 30.8 | 157.3 | Up | 04:34:28 - 05:04:28 | 4357 |
| The Dalles | 04:49:29 | -8.9 | NT | Down | 30.9 | 156.9 | Up | 04:34:29 - 05:04:29 | 4345 |
| Maupin | 04:49:29 | -9.2 | NT | Down | 31.3 | 156.9 | Up | 04:34:29 - 05:04:29 | 4320 |
| Sisters | 04:49:33 | -9.6 | NT | Down | 32.0 | 156.2 | Up | 04:34:33 - 05:04:33 | 4270 |
| Redmond | 04:49:31 | -9.8 | NT | Down | 32.1 | 156.6 | Up | 04:34:31 - 05:04:31 | 4267 |
| Bend | 04:49:32 | -9.9 | NT | Down | 32.3 | 156.4 | Up | 04:34:32 - 05:04:32 | 4254 |
| Oregon Observatory | 04:49:33 | -9.9 | NT | Down | 32.4 | 156.2 | Up | 04:34:33 - 05:04:33 | 4245 |
| La Pine/Gilchrist | 04:49:34 | -10.1 | NT | Down | 32.6 | 156.1 | Up | 04:34:34 - 05:04:34 | 4232 |
| North Lake | 04:49:32 | -10.7 | NT | Down | 33.1 | 156.6 | Up | 04:34:32 - 05:04:32 | 4203 |
| Paisley | 04:49:32 | -11.2 | NT | Down | 33.7 | 156.9 | Up | 04:34:32 - 05:04:32 | 4166 |
| Klamath Falls | 04:49:37 | -10.9 | NT | Down | 33.8 | 155.4 | Up | 04:34:37 - 05:04:37 | 4142 |
| Lakeview | 04:49:32 | -11.7 | NT | Down | 34.3 | 157.0 | Up | 04:34:32 - 05:04:32 | 4133 |
| Cedarville | 04:49:32 | -12.2 | AT | Down | 34.9 | 157.0 | Up | 04:34:32 - 05:04:32 | 4090 |
| Fall River/Burney | 04:49:38 | -11.9 | NT | Down | 35.0 | 155.5 | Up | 04:34:38 - 05:04:38 | 4064 |
| Susanville | 04:49:35 | -12.8 | AT | Down | 35.8 | 156.2 | Up | 04:34:35 - 05:04:35 | 4019 |
| Greenville | 04:49:37 | -12.8 | AT | Down | 36.0 | 155.7 | Up | 04:34:37 - 05:04:37 | 4001 |
| Gimple | 04:49:37 | -12.8 | AT | Down | 36.0 | 155.8 | Up | 04:34:37 - 05:04:37 | 4001 |
| Quincy | 04:49:38 | -12.9 | AT | Down | 36.2 | 155.7 | Up | 04:34:38 - 05:04:38 | 3988 |
| Portola | 04:49:36 | -13.3 | AT | Down | 36.4 | 156.2 | Up | 04:34:36 - 05:04:36 | 3977 |
| Reno | 04:49:34 | -13.8 | AT | Down | 36.9 | 156.9 | Up | 04:34:34 - 05:04:34 | 3956 |
| Carson City | 04:49:35 | -14.1 | AT | Down | 37.2 | 156.8 | Up | 04:34:35 - 05:04:35 | 3931 |
| Yerington | 04:49:32 | -14.6 | AT | Down | 37.6 | 157.5 | Up | 04:34:32 - 05:04:32 | 3914 |
| Gardnerville | 04:49:35 | -14.3 | AT | Down | 37.4 | 156.8 | Up | 04:34:35 - 05:04:35 | 3914 |
| Niwot | 04:48:34 | -20.5 | Dark | Down | 39.0 | 174.6 | Up | 04:33:34 - 05:03:34 | 3885 |
| Hawthorne | 04:49:31 | -15.2 | AT | Down | 38.1 | 157.9 | Up | 04:34:31 - 05:04:31 | 3879 |
| SwRI | 04:48:34 | -20.6 | Dark | Down | 39.1 | 174.5 | Up | 04:33:34 - 05:03:34 | 3878 |
| Lee Vining | 04:49:33 | -15.3 | AT | Down | 38.5 | 157.2 | Up | 04:34:33 - 05:04:33 | 3842 |
| Tonopah | 04:49:26 | -16.3 | AT | Down | 39.0 | 159.5 | Up | 04:34:26 - 05:04:26 | 3838 |
| Bishop | 04:49:31 | -16.1 | AT | Down | 39.3 | 157.9 | Up | 04:34:31 - 05:04:31 | 3795 |
| Beatty | 04:49:25 | -17.4 | AT | Down | 40.2 | 159.7 | Up | 04:34:25 - 05:04:25 | 3751 |
| Indian Springs | 04:49:21 | -18.2 | Dark | Down | 40.8 | 160.9 | Up | 04:34:21 - 05:04:21 | 3720 |
| Henderson | 04:49:19 | -19.0 | Dark | Down | 41.5 | 161.6 | Up | 04:34:19 - 05:04:19 | 3676 |
| CPSLO | 04:49:44 | -16.2 | AT | Down | 40.5 | 154.5 | Up | 04:34:44 - 05:04:44 | 3657 |
| Searchlight/Boulder City | 04:49:20 | -19.4 | Dark | Down | 42.0 | 161.6 | Up | 04:34:20 - 05:04:20 | 3633 |
| Patrick | 04:49:15 | -20.0 | Dark | Down | 42.3 | 162.9 | Up | 04:34:15 - 05:04:15 | 3622 |
| Laughlin/Bullhead City | 04:49:18 | -19.8 | Dark | Down | 42.4 | 161.9 | Up | 04:34:18 - 05:04:18 | 3608 |
| Kingman/Dolan Springs | 04:49:16 | -20.1 | Dark | Down | 42.5 | 162.6 | Up | 04:34:16 - 05:04:16 | 3606 |
| DCO | 04:49:12 | -20.6 | Dark | Down | 42.8 | 163.7 | Up | 04:34:12 - 05:04:12 | 3593 |
| Mohave Valley | 04:49:19 | -20.0 | Dark | Down | 42.7 | 161.9 | Up | 04:34:19 - 05:04:19 | 3587 |
| Lake Havasu City | 04:49:18 | -20.5 | Dark | Down | 43.1 | 162.1 | Up | 04:34:18 - 05:04:18 | 3555 |
| Wildwood | 04:49:37 | -18.3 | Dark | Down | 42.3 | 156.6 | Up | 04:34:37 - 05:04:37 | 3554 |
| Parker | 04:49:18 | -20.7 | Dark | Down | 43.4 | 162.0 | Up | 04:34:18 - 05:04:18 | 3528 |
| Idyllwild | 04:49:29 | -19.6 | Dark | Down | 43.2 | 158.8 | Up | 04:34:29 - 05:04:29 | 3515 |
| Blythe | 04:49:20 | -20.9 | Dark | Down | 43.9 | 161.5 | Up | 04:34:20 - 05:04:20 | 3490 |
| George/Scottsdale | 04:49:08 | -22.4 | Dark | Down | 44.4 | 165.1 | Up | 04:34:08 - 05:04:08 | 3476 |
| Calipatria | 04:49:25 | -20.8 | Dark | Down | 44.1 | 160.1 | Up | 04:34:25 - 05:04:25 | 3459 |
| Yuma | 04:49:22 | -21.6 | Dark | Down | 44.7 | 161.1 | Up | 04:34:22 - 05:04:22 | 3418 |
Azimuth is measured in degrees eastward from north. North is at an azimuth of 0, due East is at an azimuth of 90 degrees, due South is 180, and due West is 270.
Do not use the listing below for the RECON CPC 1100 telescopes. This is provided for other non-team facilities.
Star training set for 14KC102, (2020/07/15 04:49UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 22.74 156 35Eta Oph 17:10:22.7 -15:43:29 2.6 8.59 150 PPM 233365 17:38:09.5 -10:55:35 5.7 0.31 142 PPM 233403 17:39:28.1 -11:16:01 8.4 0.59 142 PPM 233397 17:39:20.2 -10:42:04 9.2 0.09 142 14KC102 17:38:58.5 -10:41:24 16.9 142 Positions are for J2000
Event circumstances last updated at 2020/03/11 21:01:27 UT
Marc W. Buie, Southwest Research Institute